Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ngay moi cua snippets" » "ngay tuoi cua snippets", "nghe moi cua snippets", "nha moi cua snippets", "ngay hoi cua snippets", "ngay doi cua snippets", "ngay moi quan snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("ngay moi cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ngay moi cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ngay moi cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ngay moi cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.